1. 4.3 – graphing relationships
Textbook
pg. 234
Objective:
The student will represent relationships using graphs in order to compare two sets of data.

2. Continuous graph: smooth line or curves representing data patterns Discrete graph: only specific points – NOT connected (only certain numbers included)
CONTINUOUS
speed of an airplane as it
takes off
DISCRETE
books sold for $3 each
speed
money
time
Books sold

3. Matching graphs 1)

4. Matching graphs
2) The temperature was constant for several hours at the beginning of the day, then rose steadily in the next hour. It stayed the same temperature for most of the rest of the day before dropping sharply at sundown. A B C
temp
temp
temp
time time time

5. Scenarios  graphs
3) Simon is selling candles for $2.50 each. He has 8 candles to sell.
4) Henry begins to drain a water tank by opening a valve. Then he opens another value. Then he closes the first valve & leaves the second open until the tank drains.

6. Name Date Period 4.3 – pg. 237 #8-13, 19-21